General

  • Target

    b5cf5f35bf7ea527aab286cf4f24afc32d7d874b2ee752908bbc7d34bf049d93

  • Size

    155KB

  • Sample

    221116-ydlpgscf62

  • MD5

    3ff3eef91269280607353df6e28f825d

  • SHA1

    4f15559ea2113cf92362e70926ee4885c06c6d43

  • SHA256

    044ae6880c387cfb07a131fd30ddab0afc94f381eb98289a88501766c4fa24e8

  • SHA512

    e0efa363edbbec715da3095cba53968d575fc1cda5bd8385b1039a7b33580d465a7b16a99bfddb4e082d03a44b258052f196762783134faf854f20b4f1165ad3

  • SSDEEP

    3072:qGThxwaJTZ8cKnD+5FDLHb5ORN2pJQs41f4VpKRCOvki5q:xhhI6fb4v2pJQR1fgp/Skgq

Malware Config

Extracted

Family

djvu

C2

http://fresherlights.com/lancer/get.php

Attributes
  • extension

    .fate

  • offline_id

    5IRhyFuF3rXlXBvF6jAWjHEAnAb432icDCcvZyt1

  • payload_url

    http://uaery.top/dl/build2.exe

    http://fresherlights.com/files/1/build3.exe

  • ransomnote

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rsa_pubkey.plain

Extracted

Family

redline

Botnet

mario23_10

C2

167.235.252.160:10642

Attributes
  • auth_value

    eca57cfb5172f71dc45986763bb98942

Extracted

Family

vidar

Version

55.7

Botnet

517

C2

https://t.me/deadftx

https://www.ultimate-guitar.com/u/smbfupkuhrgc1

Attributes
  • profile_id

    517

Extracted

Family

redline

Botnet

3m

C2

jalocliche.xyz:81

chardhesha.xyz:81

Attributes
  • auth_value

    e7297ca71163c923562e84cf53f5dc0e

Extracted

Family

asyncrat

Version

+ Stealer 5.0.7

Botnet

Venom Clients

C2

127.0.0.1:4449

20.125.122.98:4449

Mutex

Venom_RAT_HVNC_Mutex_Venom RAT_HVNC

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      b5cf5f35bf7ea527aab286cf4f24afc32d7d874b2ee752908bbc7d34bf049d93

    • Size

      232KB

    • MD5

      7960146c3ce0103f7c63f99952955c3c

    • SHA1

      e9f98268f7c481e44181fd16a552dedce30d6cee

    • SHA256

      b5cf5f35bf7ea527aab286cf4f24afc32d7d874b2ee752908bbc7d34bf049d93

    • SHA512

      440e6ffa38531d69dcce553ca9dc8834f863b5f64dcaa27437ac719bbc89de62f3dcbab04eb40ef35de5515c0f80f898888c18695ccb7c4625ba80bbff56cda7

    • SSDEEP

      3072:dXOIZCL4NWfzzaaquRshHb2cfUqH2CMb5x7LYgWF3Cn5JN19BRLhdeQnpR:ZjCL4CaaXsB2csuPF3iJNvDLhoMp

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

    • BlackNET

      BlackNET is an open source remote access tool written in VB.NET.

    • Detected Djvu ransomware

    • Detects Smokeloader packer

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Async RAT payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Stops running service(s)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Uses the VBS compiler for execution

    • Accesses 2FA software files, possible credential harvesting

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks